# -*- Python -*-

import os

def get_required_attr(config, attr_name):
  attr_value = getattr(config, attr_name, None)
  if not attr_value:
    lit_config.fatal(
      "No attribute %r in test configuration! You may need to run "
      "tests from your build directory or add this attribute "
      "to lit.site.cfg " % attr_name)
  return attr_value

lsan_lit_src_root = get_required_attr(config, "lsan_lit_src_root")
lsan_lit_cfg = os.path.join(lsan_lit_src_root, "lit.common.cfg")
if not os.path.exists(lsan_lit_cfg):
  lit_config.fatal("Can't find common LSan lit config at: %r" % lsan_lit_cfg)
lit_config.load_config(config, lsan_lit_cfg)

config.available_features.add('asan')

config.name = 'LeakSanitizer-AddressSanitizer'

clang_lsan_cxxflags = config.clang_cxxflags + " -fsanitize=address "

config.substitutions.append( ("%clangxx_lsan ", (" " + config.clang + " " +
                                                clang_lsan_cxxflags + " ")) )

clang_lsan_cflags = config.clang_cflags + " -fsanitize=address "

config.substitutions.append( ("%clang_lsan ", (" " + config.clang + " " +
                                                clang_lsan_cflags + " ")) )

config.environment['ASAN_OPTIONS'] = 'detect_leaks=1'
